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    • 23. 发明授权
    • Image scanning apparatus
    • 图像扫描装置
    • US5386124A
    • 1995-01-31
    • US45085
    • 1993-04-12
    • Hiroaki YasudaTetsuya Kojima
    • Hiroaki YasudaTetsuya Kojima
    • G03B42/02H04N1/40H01S3/098
    • H04N1/4005G03B42/02H04N1/40037H04N1/40056
    • In an image scanning apparatus, a recording material is scanned with a laser beam having been produced by a semiconductor laser which oscillates in a single longitudinal mode at any given time such that an image having been recorded on the recording material may be read out therefrom or such that an image may be recorded on the recording material. A single picture element read-out period or a single picture element recording period is defined in accordance with a predetermined picture element clock pulse. A radio-frequency current is superimposed upon a drive current for the semiconductor laser. The radio-frequency current has a frequency, which is higher than the reciprocal of the single picture element read-out period or the reciprocal of the single picture element recording period and which falls within a frequency range that does not cause the semiconductor laser to simultaneously oscillate in multiple longitudinal modes.
    • 在图像扫描装置中,用在半导体激光器中产生的激光束扫描记录材料,该半导体激光器在任何给定的时间以单一纵向模式振荡,从而可以从其中读出记录在记录材料上的图像, 使得图像可以被记录在记录材料上。 根据预定的像素时钟脉冲来定义单个图像元素读出周期或单个图像元素记录周期。 射频电流叠加在半导体激光器的驱动电流上。 射频电流的频率高于单像素读出周期的倒数或单个像素记录周期的倒数,并且处于不使半导体激光器同时的频率范围内的频率 以多个纵向模式振荡。
    • 24. 发明授权
    • Method for eliminating nonuniformity in sensitivity in image read-out
apparatuses
    • 消除图像读出装置的灵敏度不均匀的方法
    • US5086228A
    • 1992-02-04
    • US612385
    • 1990-11-14
    • Tetsuya Kojima
    • Tetsuya Kojima
    • H04N1/04H04N1/113H04N1/401
    • H04N1/401
    • Nonuniformity in sensitivity is eliminated in an image read-out apparatus wherein a light beam is reflected and deflected by a rotating polygon mirror such that it scans a recording medium, on which an image has been recorded, in a main scanning direction, the recording medium is simultaneously moved with respect to the light beam in a sub-scanning direction approximately normal to the main scanning direction, and light radiated out of the recording medium during the scanning is detected and converted into an image signal. Information about the characteristics of the shading along the main scanning direction is stored in a storage device. In the course of obtaining the image signal, correction values each of which is used to correct the characteristics of the shading with respect to each reflecting surface of the rotating polygon mirror, are found from the image signal. The image signal is then corrected in accordance with the characteristics of the shading and the correction values.
    • 在图像读出装置中消除了灵敏度的不均匀性,其中光束被旋转多面镜反射和偏转,使得其沿主扫描方向扫描已经记录了图像的记录介质,记录介质 在大致垂直于主扫描方向的副扫描方向上相对于光束同时移动,并且在扫描期间被辐射出记录介质的光被检测并转换成图像信号。 关于沿主扫描方向的阴影特征的信息被存储在存储装置中。 在获得图像信号的过程中,根据图像信号找到各自用于校正相对于旋转多面镜的每个反射表面的阴影特性的校正值。 然后根据阴影和校正值的特性校正图像信号。
    • 25. 发明授权
    • Driving apparatus for multiplex-winding rotary machine
    • 多功能旋转机驱动装置
    • US08963462B2
    • 2015-02-24
    • US13727020
    • 2012-12-26
    • Tatsuya MoriTetsuya Kojima
    • Tatsuya MoriTetsuya Kojima
    • H02P6/16H02P29/02H02P6/18H02P25/22
    • H02P6/16H02P6/18H02P25/22H02P29/032
    • Provided are rotational position detection means detecting the rotational position of a multiplex-winding rotary machine; failure determination means determining failure of the rotational position detection means; control means calculating a voltage instruction for each winding group, based on the rotational position detected by the rotational position detection means; and voltage application means applying voltage to each winding group, based on the voltage instruction. According to the failure determination by the failure determination means, the control means outputs a voltage instruction for rotational position estimation to the voltage application means, and estimates the rotational position θe, based on at least one of voltage and current obtained from the winding group in accordance with the voltage instruction.
    • 提供了检测多路复卷机的旋转位置的旋转位置检测装置; 故障确定装置确定旋转位置检测装置的故障; 控制装置,基于由所述旋转位置检测装置检测到的旋转位置,计算每个卷绕组的电压指令; 并且电压施加装置基于电压指令向每个绕组组施加电压。 根据故障确定装置的故障确定,控制装置向电压施加装置输出用于旋转位置估计的电压指令,并且基于从绕组获得的电压和电流中的至少一个来估计旋转位置和电位; e, 组按照电压指令。
    • 26. 发明授权
    • Data transfer system and data transfer method
    • 数据传输系统和数据传输方式
    • US08296478B2
    • 2012-10-23
    • US12811500
    • 2010-06-24
    • Osamu TorigoeTetsuya Kojima
    • Osamu TorigoeTetsuya Kojima
    • G06F3/00G06F13/00
    • G06F13/38
    • An efficient transfer of data including a plurality of data sections is achieved. In a data transfer system including a first DMA 1142 of a channel control unit 11 and an MP 122 of a processor unit 12 that sets a transfer parameter in the first DMA 1142, while CKD format data 1400 is transferred from a cache memory 14 to a memory 113 of the channel control unit 11, the MP 122 acquires a C field 1411 from the cache memory 14 and sets a transfer parameter in the first DMA 1142 on the basis of the acquired C field 1411, the transfer parameter having attached thereto the C field 1411 and being used for transferring a K field 1412 from the cache memory 14 to the memory 113. The first DMA 1142 retrieves the C field 1411 attached to the transfer parameter, stores the C field 1411 in the memory 113, and transfers the K field from the cache memory 14 to the memory 113 according to the transfer parameter.
    • 实现了包括多个数据部分的数据的有效传送。 在包括信道控制单元11的第一DMA 1142和设置第一DMA 1142中的传送参数的处理器单元12的MP 122的数据传输系统中,而CKD格式数据1400从高速缓冲存储器14传送到 信道控制单元11的存储器113,MP 122从高速缓存存储器14获取C字段1411,并且基于所获取的C字段1411在第一DMA 1142中设置传送参数,传送参数附加到C 字段1411,用于将K字段1412从高速缓冲存储器14传送到存储器113.第一DMA 1142检索附加到传送参数的C字段1411,将C字段1411存储在存储器113中,并将K 根据传送参数从高速缓冲存储器14到存储器113。
    • 27. 发明申请
    • POWER CONVERTING APPARATUS
    • 电源转换装置
    • US20120049778A1
    • 2012-03-01
    • US13318812
    • 2010-02-09
    • Tetsuya KojimaYoshihiko Kinpara
    • Tetsuya KojimaYoshihiko Kinpara
    • H02P27/00H02M7/44
    • H02P6/18H02M7/5395H02M7/797H02M2001/0009H02P6/183
    • A power converting apparatus includes a timing signal generator and a phase determination signal generator provided in an ON/OFF signal generating unit as well as a detected current correction unit. On the basis of timing signals ts1, . . . and phase determination signals ph1, . . . , the power converting apparatus determines detected current values and phases of the detected current values fed from a DC bus current sensor at timings set in accordance with the timing signals and corrects the detected current values idc1, . . . for the individual phases obtained at the individual timings during PWM cycles to represent values which would be obtained at reference timing t0 to thereby reduce errors caused by differences in the current detecting timings for the individual phases.
    • 电力转换装置包括定时信号发生器和设置在ON / OFF信号产生单元中的相位确定信号发生器以及检测电流校正单元。 基于定时信号ts1,...。 。 。 和相位确定信号ph1,...。 。 。 功率转换装置根据定时信号确定从DC总线电流传感器馈送的检测电流值的检测电流值和相位,并校正检测到的电流值idc1。 。 。 对于在PWM周期期间的各个定时获得的各个相位来表示将在参考定时t0获得的值,从而减少由各个相位的电流检测定时的差异引起的误差。
    • 28. 发明授权
    • Storage apparatus and data integrity assurance method
    • 存储设备和数据完整性保证方法
    • US08041850B2
    • 2011-10-18
    • US12310670
    • 2009-02-19
    • Shinichi KasaharaOsamu TorigoeTetsuya KojimaTakeshi Ishiguro
    • Shinichi KasaharaOsamu TorigoeTetsuya KojimaTakeshi Ishiguro
    • G06F3/00G06F13/28G06F13/38G06F5/00
    • G06F11/1076G06F2211/1009
    • A channel control unit of a storage apparatus is provided with: a variable-length DMA (Direct Memory Access) that performs data transfer of variable-length data sent to or received from the host computer in accordance with an I/O request; a fixed-length DMA that performs data transfer of fixed-length data to and from the cache memory; and a buffer intervening between the variable-length DMA and the fixed-length DMA. In performing the data transfer of the fixed-length data to the cache memory, the fixed-length DMA divides the variable-length data into multiple sets of the fixed-length data each having a data size equivalent to a unit size of data managed in the cache memory, and adds a first integrity code to the last fixed-length data set of the fixed-length data sets generated by the division, the first integrity code being generated based on the entire variable-length data.
    • 存储装置的信道控制单元具有:可变长度DMA(直接存储器访问),其根据I / O请求执行向主机发送或从其接收的可变长度数据的数据传输; 一个固定长度的DMA,用于执行固定长度数据到和从高速缓冲存储器的数据传输; 以及介于可变长度DMA和固定长度DMA之间的缓冲器。 在将固定长度数据的数据传输执行到高速缓冲存储器时,固定长度的DMA将可变长度数据划分为多组固定长度数据,每组固定长度数据具有与管理的数据的单位大小相等的数据大小 高速缓存存储器,并且将第一完整性代码添加到由分割生成的固定长度数据集的最后固定长度数据集合中,基于整个可变长度数据生成第一完整性代码。
    • 29. 发明授权
    • Radiation conversion panel, and apparatus for and method of reading radiation image information from radiation conversion panel
    • 辐射转换面板以及从辐射转换面板读取放射线图像信息的装置和方法
    • US07804081B2
    • 2010-09-28
    • US11865031
    • 2007-09-30
    • Tetsuya Kojima
    • Tetsuya Kojima
    • G03B42/08
    • G01T1/2014G01T1/2012G01T1/246
    • A radiation conversion panel allows recorded radiation image information to be read therefrom with high accuracy while reliably avoiding adverse effects of residual past radiation image information that remains in the radiation conversion panel. When a radiation conversion panel storing radiation image information therein is scanned by reading light from a reading light source, the radiation image information is read from first linear electrode layers, and scanned position information is read from a first linear electrode layer of a marker. A corrector corrects presently read radiation image information based on past radiation image information and scanned position information to acquire radiation image information free from the effect of a residue of the past radiation image information.
    • 辐射转换面板允许以高精度从其中读取记录的放射线图像信息,同时可靠地避免残留在辐射转换面板中的残留的过去辐射图像信息的不利影响。 当通过从读取光源读取光来扫描其中存储放射线图像信息的辐射转换面板时,从第一线性电极层读取放射线图像信息,并且从标记的第一线性电极层读取扫描位置信息。 校正器基于过去的辐射图像信息和扫描位置信息来校正当前读取的辐射图像信息,以获取没有过去辐射图像信息的残差的影响的辐射图像信息。
    • 30. 发明申请
    • CONTROLLER OF ROTARY ELECTRIC MACHINE
    • 旋转电机控制器
    • US20100194319A1
    • 2010-08-05
    • US12679326
    • 2008-05-09
    • Masato ItoYoshihiko KimparaTetsuya Kojima
    • Masato ItoYoshihiko KimparaTetsuya Kojima
    • H02P6/16
    • H02P21/14H02P6/183H02P21/24
    • A rotary electric machine controller including a current detector detecting rotary electric machine currents generated in a rotary electric machine, a position estimation mechanism outputting an estimated position in accordance with the rotary electric machine currents; a controller outputting voltage commands in accordance with the estimated position; a pulse-width modulator outputting logic signals which are pulse-width modulated in accordance with the voltage commands and with a switching cycle used for pulse-width modulation control; and a voltage application mechanism applying AC voltages for driving the rotary electric machine in accordance with the logic signals. The voltage commands output by the controller are obtained by superimposing, on fundamental voltages for driving the rotary electric machine, position detection voltages which each have a cycle equal to m times of the switching cycle and which are different in phase among respective phases.
    • 一种旋转电机控制器,包括检测旋转电机中产生的旋转电机的电流检测器,根据旋转电机电流输出估计位置的位置估计机构; 控制器,根据估计位置输出电压指令; 输出根据电压指令进行脉冲宽度调制的脉冲宽度调制器和用于脉冲宽度调制控制的开关周期的脉冲宽度调制器; 以及根据逻辑信号施加用于驱动旋转电机的交流电压的电压施加机构。 由控制器输出的电压指令通过在驱动旋转电机的基波电压上叠加位置检测电压来获得,每个位置检测电压的周期等于开关周期的m倍,并且各相之间的相位不同。